./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:43:56,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:43:56,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:43:56,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:43:56,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:43:56,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:43:56,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:43:56,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:43:56,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:43:56,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:43:56,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:43:56,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:43:56,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:43:56,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:43:56,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:43:56,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:43:56,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:43:56,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:43:56,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:43:56,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:43:56,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:43:56,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:43:56,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:43:56,700 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:43:56,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:43:56,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:43:56,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:43:56,710 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:43:56,711 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:43:56,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:43:56,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:43:56,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:43:56,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:43:56,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:43:56,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:43:56,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:43:56,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:43:56,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:43:56,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:43:56,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:43:56,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:43:56,725 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 18:43:56,778 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:43:56,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:43:56,779 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:43:56,779 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:43:56,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:43:56,786 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:43:56,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:43:56,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:43:56,787 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:43:56,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:43:56,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:43:56,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:43:56,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:43:56,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:43:56,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:43:56,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:43:56,789 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:43:56,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:43:56,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:43:56,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:43:56,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:43:56,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:43:56,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:43:56,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:43:56,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:43:56,790 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:43:56,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:43:56,791 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:43:56,791 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:43:56,791 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:43:56,791 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:43:56,791 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 [2021-11-13 18:43:57,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:43:57,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:43:57,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:43:57,101 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:43:57,102 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:43:57,103 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-13 18:43:57,173 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/data/910938576/a01c1045b5ed4b4f9c4fdd53591257b6/FLAGba4ef4377 [2021-11-13 18:44:01,293 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:44:01,294 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-13 18:44:01,646 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/data/910938576/a01c1045b5ed4b4f9c4fdd53591257b6/FLAGba4ef4377 [2021-11-13 18:44:02,111 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/data/910938576/a01c1045b5ed4b4f9c4fdd53591257b6 [2021-11-13 18:44:02,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:44:02,115 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:44:02,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:44:02,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:44:02,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:44:02,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:44:02" (1/1) ... [2021-11-13 18:44:02,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f41e029 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:44:02, skipping insertion in model container [2021-11-13 18:44:02,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:44:02" (1/1) ... [2021-11-13 18:44:02,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:44:03,602 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:45:14,085 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-13 18:45:14,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@19238c86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:45:14, skipping insertion in model container [2021-11-13 18:45:14,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:45:14,087 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 18:45:14,089 INFO L158 Benchmark]: Toolchain (without parser) took 71972.87ms. Allocated memory was 406.8MB in the beginning and 1.4GB in the end (delta: 973.1MB). Free memory was 230.2MB in the beginning and 830.5MB in the end (delta: -600.3MB). Peak memory consumption was 852.0MB. Max. memory is 16.1GB. [2021-11-13 18:45:14,090 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:45:14,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 71970.28ms. Allocated memory was 406.8MB in the beginning and 1.4GB in the end (delta: 973.1MB). Free memory was 229.4MB in the beginning and 830.5MB in the end (delta: -601.1MB). Peak memory consumption was 852.0MB. Max. memory is 16.1GB. [2021-11-13 18:45:14,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 71970.28ms. Allocated memory was 406.8MB in the beginning and 1.4GB in the end (delta: 973.1MB). Free memory was 229.4MB in the beginning and 830.5MB in the end (delta: -601.1MB). Peak memory consumption was 852.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 27311]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:45:16,572 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:45:16,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:45:16,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:45:16,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:45:16,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:45:16,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:45:16,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:45:16,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:45:16,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:45:16,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:45:16,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:45:16,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:45:16,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:45:16,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:45:16,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:45:16,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:45:16,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:45:16,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:45:16,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:45:16,683 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:45:16,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:45:16,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:45:16,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:45:16,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:45:16,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:45:16,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:45:16,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:45:16,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:45:16,696 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:45:16,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:45:16,697 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:45:16,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:45:16,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:45:16,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:45:16,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:45:16,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:45:16,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:45:16,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:45:16,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:45:16,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:45:16,706 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-13 18:45:16,736 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:45:16,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:45:16,737 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:45:16,737 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:45:16,738 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:45:16,738 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:45:16,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:45:16,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:45:16,740 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:45:16,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:45:16,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:45:16,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:45:16,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:45:16,741 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:45:16,741 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 18:45:16,742 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 18:45:16,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:45:16,744 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:45:16,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:45:16,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:45:16,745 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:45:16,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:45:16,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:45:16,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:45:16,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:45:16,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:45:16,748 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 18:45:16,748 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 18:45:16,749 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:45:16,749 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:45:16,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:45:16,750 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:45:16,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 18:45:16,751 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 [2021-11-13 18:45:17,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:45:17,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:45:17,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:45:17,251 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:45:17,252 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:45:17,254 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-13 18:45:17,329 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/data/a8972413c/35e7e72f104e4dc89b5c46650dd68bf4/FLAGdf41dc27b [2021-11-13 18:45:22,476 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:45:22,478 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2021-11-13 18:45:22,984 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/data/a8972413c/35e7e72f104e4dc89b5c46650dd68bf4/FLAGdf41dc27b [2021-11-13 18:45:23,327 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ad6e825-38d8-4dc2-805b-4630ba82744e/bin/uautomizer-YU5uOKAj3y/data/a8972413c/35e7e72f104e4dc89b5c46650dd68bf4 [2021-11-13 18:45:23,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:45:23,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:45:23,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:45:23,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:45:23,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:45:23,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:45:23" (1/1) ... [2021-11-13 18:45:23,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78df0015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:45:23, skipping insertion in model container [2021-11-13 18:45:23,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:45:23" (1/1) ... [2021-11-13 18:45:23,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:45:24,734 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:46:46,142 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2021-11-13 18:46:46,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@660121b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:46:46, skipping insertion in model container [2021-11-13 18:46:46,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:46:46,145 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 18:46:46,148 INFO L158 Benchmark]: Toolchain (without parser) took 82814.00ms. Allocated memory was 801.1MB in the beginning and 1.5GB in the end (delta: 715.1MB). Free memory was 609.8MB in the beginning and 1.2GB in the end (delta: -600.7MB). Peak memory consumption was 506.4MB. Max. memory is 16.1GB. [2021-11-13 18:46:46,151 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 42.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:46:46,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 82810.77ms. Allocated memory was 801.1MB in the beginning and 1.5GB in the end (delta: 715.1MB). Free memory was 609.8MB in the beginning and 1.2GB in the end (delta: -600.7MB). Peak memory consumption was 506.4MB. Max. memory is 16.1GB. [2021-11-13 18:46:46,160 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 42.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 82810.77ms. Allocated memory was 801.1MB in the beginning and 1.5GB in the end (delta: 715.1MB). Free memory was 609.8MB in the beginning and 1.2GB in the end (delta: -600.7MB). Peak memory consumption was 506.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 27311]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN